class_docstr: This class executes the self-play, learning and evaluating. 
class_docstr_tok: ["This","class","executes","the","self-play",",","learning","and","evaluating","."]
code: def _create_remote_actors(self):
      # connect to xparl cluster to submit jobs
      parl.connect(self.args.master_address)
      # creating the actors synchronizely.
      self.remote_actors = [
          Actor(self.game, self.args, seed)
          for seed in range(self.args.actors_num)
      ]
  
file_path: PARL/examples/AlphaZero/Coach.py
imports: import os
  import sys
  import parl
  from actor import Actor
  from random import shuffle
  from parl.utils import logger
  from parl.utils import visualdl
  from pickle import Pickler, Unpickler
  from alphazero_agent import create_agent
  from utils import split_group, get_test_dataset
label_desc: Use image node_id 2 for calling the Coach obj's underlying member method code with example usage: obj._create_remote_actors() without return types